Home / 152,858.49-229,209.67-89,801.79

Finding the Fourth Proportional to 152,858.49, 229,209.67 and 89,801.79

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Solution

The fourth proportional to 152,858.49, 229,209.67 and 89,801.79 is: 134,656.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,858.49 : 229,209.67 = 89,801.79 : x
  2. Step 2: Convert to fraction form
    152,858.49/229,209.67 = 89,801.79/x
  3. Step 3: Cross multiply
    152,858.49x = 229,209.67 × 89,801.79
  4. Step 4: Simplify right side
    152,858.49x = 20,583,438,651.31
  5. Step 5: Solve for x
    x = 20,583,438,651.31/152,858.49
  6. Step 6: Final answer
    x = 134,656.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.